active 1956-1980s, manufacturer of die-cast toy vehicles, Swansea, Wales Corgi Toys Limited 1956 - 1983
1955-1979, commerical and industrial electronics manufacturer, Britain EMI Electronics Limited 1955 - 1979
active 1954-1971, pharmaceutical researcher and manufacturer, UK subsiduary of Swiss parent CIBA Laboratories Limited 1954 - 1971
1955-2001, government department, United Kingdom Ministry of Agriculture, Fisheries and Food 1955 - 2001
1951-about 1992, computer manufacturer, Massachusetts, United States Wang Laboratories Inc 1951 - 1992
active 1955 and 1993-2007, manufacturer of business machines, United Kingdom Grundig UK Limited 1955 - 2007
1956-current (2009), camera and binocular manufacturer, Hong Kong, China W Haking Enterprises Limited 1956
1954-present (2010), independent government body, England Yorkshire Dales National Park Authority 1954
active 1952-current (2011), medical research charity, Horsham, Sussex, England Action Medical Research 1952